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Residential Whole Loans (Fair Value Components of Net Income) (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Receivables [Abstract] |  |  |  |
Coupon payments and other income received | $ 18,171 | $ 24,007 | $ 37,207 | $ 45,763
Net unrealized gains/(losses) | 2,010 | 21,188 | (72,546) | 20,128
Net gain on transfers to REO | 139 | 6,278 | 2,899 | 10,849
Total | $ 20,320 | $ 51,473 | $ (32,440) | $ 76,740

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